NSW Deputy Police Commissioner David Hudson said police had seized a variety of weapons including three pistols, two shortened-long-arm and three long-arm firearms, cash and a large amount of illicit drugs including cocaine.

A western Sydney man charged with supplying the gun used to shoot police accountant Curtis Cheng outside the Parramatta police headquarters pleads guilty to four counts of refusing to answer questions at the NSW Crime Commission.

The home of one of Australia's most radical Muslim preachers has been raided as part of an ongoing investigation into a recently foiled plot by two Sydney teenagers to carry out an Islamic State-inspired killing.